STI revenue for the last year amounted to 319.50 B KRW, the most of which — 294.05 B KRW — came from its highest performing source at the moment, Progress Standard, the year earlier bringing 390.73 B KRW. The greatest contribution to the revenue figure was made by South Korea — last year it brought STI 265.64 B KRW, and the year before that — 273.70 B KRW.